package com.telcordia.cvas.rpn;

import org.junit.Before;
import org.junit.Test;

public class AnRpnCalculatorWithTwoValuesShould {
	private RpnCalculator rpnCalculator;

	@Before
	public void init() {
		rpnCalculator = new RpnCalculator();
		rpnCalculator.setXRegister(4);
		rpnCalculator.enter();
		rpnCalculator.setXRegister(7);
	}
	
	@Test
	public void subtractTwoNumbersCorrectly() {
	}
	
	@Test
	public void addTwoNumbersCorrectly() {
		rpnCalculator.add();
		assertEquals(11, rpnCalculator.getXRegister());
	}
}
